Joel Sartore's Rare Photos

For more on Joel Sartore's American zoo trip to photograph endangered species from around the world, visit National Geographic Magazine's Field Test. The photographs in this video are featured in the National Geographic book Rare, the result of Joel Sartore's three-year investigation of endangered species in North America.

Joel Sartore's Rare Photos

For more on Joel Sartore's American zoo trip to photograph endangered species from around the world, visit National Geographic Magazine's Field Test. The photographs in this video are featured in the National Geographic book Rare, the result of Joel Sartore's three-year investigation of endangered species in North America.

Joel Sartore's Rare Photos

For more on Joel Sartore's American zoo trip to photograph endangered species from around the world, visit National Geographic Magazine's Field Test. The photographs in this video are featured in the National Geographic book Rare, the result of Joel Sartore's three-year investigation of endangered species in North America.